Which of the following questions would not be an appropriate scientific question that could be tested through experimentation? A)What is the most popular color? B) What impact does pollution have on the colors seen in the rainbow? C) What affect does color have on moods? D) Which brand of crayons has the brightest colors?

Hormones are chemical molecules produced by endocrine glands. one such endocrine gland is the thyroid gland, which synthesizes the thyroid hormone, which in turn affects the heart muscles. which two statements describe the probable reason for the function of the hormone? the cells in the heart have specific receptors that allow for the intake of hormones. the heart and the endocrine glands have the exact same types of cells. all cells make the same types of hormones. thyroid hormones show their effect on the heart by means of specialized cells. thyroid cells and cardiac cells have different dna.